Welcome to the world, baby Speidi!
Baby Gunnar was born a 6 lbs, 12 oz. and 19 in. long, PEOPLE confirms.
New dad Pratt thanked Crystalarium, a crystal store in West Hollywood, for “dropping off $27,000 in crystals at the birth.”
The Hills alums, who wed in November 2008, were recently thrown a baby shower, celebrating their little one with guests including Montag’s sister Holly and mother Darlene as well as former Bachelorette Kaitlyn Bristowe and former Hills star Jen Bunney.
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RELATED VIDEO: Pregnant Heidi Montag Reveals She May Be Going Into Labor Early: “Stay in That Belly, Boy!”
But when the new parents paid a visit to the doctor on Sept. 14 — a day before Montag’s birthday! — they learned (among other things) that the mom-to-be was already 1 centimeter dilated.
“Looks like my baby might be a little early,” she said on Instagram Stories.
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Montag stepped on the scale at the doctor’s office, too, where she learned she’s gained 36 lbs. during her pregnancy — weighing in at 145.8 lbs.
Weight gain and love from friends and family are just a couple of the many things about pregnancy Montag and Pratt, 34, have shared since going public with the news that they were expecting their first child.
“They’re beyond thrilled!” an insider close to the couple said at the time. “Heidi has wanted…